[Accurate Measurement]Wind speed and temperature measurement with ±5% accuracy for reliable data. [User-Friendly Display]Features an LCD backlight for easy reading in low light conditions and selectable temperature units. [Versatile Use] for windsurfing, fishing, and outdoor activities with a convenient anti-skid handle. [Battery Management]Includes low battery warning to ensure timely replacement and prevent unexpected shutdowns. [Compact Design]Lightweight at 117g with a small size of 162*47*25mm making it highly portable.